diff --git a/twrpRepacker.cpp b/twrpRepacker.cpp
new file mode 100755
index 0000000..5663890
--- /dev/null
+++ b/twrpRepacker.cpp
@@ -0,0 +1,249 @@
+/*
+	Copyright 2013 to 2020 TeamWin
+	This file is part of TWRP/TeamWin Recovery Project.
+
+	TWRP is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	TWRP is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with TWRP.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <string>
+
+#include "data.hpp"
+#include "partitions.hpp"
+#include "twrp-functions.hpp"
+#include "twrpRepacker.hpp"
+#include "twcommon.h"
+#include "variables.h"
+#include "gui/gui.hpp"
+
+bool twrpRepacker::Prepare_Empty_Folder(const std::string& Folder) {
+	if (TWFunc::Path_Exists(Folder))
+		TWFunc::removeDir(Folder, false);
+	return TWFunc::Recursive_Mkdir(Folder);
+}
+
+bool twrpRepacker::Backup_Image_For_Repack(TWPartition* Part, const std::string& Temp_Folder_Destination,
+										 const bool Create_Backup, const std::string& Backup_Name) {
+	if (!Part) {
+		LOGERR("Partition was null!\n");
+		return false;
+	}
+	if (!Prepare_Empty_Folder(Temp_Folder_Destination))
+		return false;
+	std::string target_image = Temp_Folder_Destination + "boot.img";
+	PartitionSettings part_settings;
+	part_settings.Part = Part;
+	if (Create_Backup) {
+		if (PartitionManager.Check_Backup_Name(Backup_Name, true, false) != 0)
+			return false;
+		DataManager::GetValue(TW_BACKUPS_FOLDER_VAR, part_settings.Backup_Folder);
+		part_settings.Backup_Folder = part_settings.Backup_Folder + "/" + TWFunc::Get_Current_Date() + " " + Backup_Name + "/";
+		if (!TWFunc::Recursive_Mkdir(part_settings.Backup_Folder))
+			return false;
+	} else
+		part_settings.Backup_Folder = Temp_Folder_Destination;
+	part_settings.adbbackup = false;
+	part_settings.generate_digest = false;
+	part_settings.generate_md5 = false;
+	part_settings.PM_Method = PM_BACKUP;
+	part_settings.progress = NULL;
+	pid_t not_a_pid = 0;
+	if (!Part->Backup(&part_settings, &not_a_pid))
+		return false;
+	std::string backed_up_image = part_settings.Backup_Folder;
+	backed_up_image += Part->Get_Backup_FileName();
+	target_image = Temp_Folder_Destination + "boot.img";
+	if (Create_Backup) {
+		std::string source = part_settings.Backup_Folder + Part->Get_Backup_FileName();
+		if (TWFunc::copy_file(source, target_image, 0644) != 0) {
+			LOGERR("Failed to copy backup file '%s' to temp folder target '%s'\n", source.c_str(), target_image.c_str());
+			return false;
+		}
+	} else {
+		if (rename(backed_up_image.c_str(), target_image.c_str()) != 0) {
+			LOGERR("Failed to rename '%s' to '%s'\n", backed_up_image.c_str(), target_image.c_str());
+			return false;
+		}
+	}
+	original_ramdisk_format = Unpack_Image(target_image, Temp_Folder_Destination, false, false);
+	return !original_ramdisk_format.empty();
+}
+
+std::string twrpRepacker::Unpack_Image(const std::string& Source_Path, const std::string& Temp_Folder_Destination,
+										const bool Copy_Source, const bool Create_Destination) {
+	std::string txt_to_find = "RAMDISK_FMT";
+	if (Create_Destination) {
+		if (!Prepare_Empty_Folder(Temp_Folder_Destination))
+			return std::string();
+	}
+	if (Copy_Source) {
+		std::string destination = Temp_Folder_Destination + "/boot.img";
+		if (TWFunc::copy_file(Source_Path, destination, 0644))
+			return std::string();
+	}
+	std::string command = "cd " + Temp_Folder_Destination + " && /system/bin/magiskboot unpack -h ";
+	command = command + "'" + Source_Path +"'";
+
+	std::string magisk_unpack_output;
+	int ret;
+	if ((ret = TWFunc::Exec_Cmd(command, magisk_unpack_output, true)) != 0) {
+		LOGINFO("Error unpacking %s, ret: %d!\n", Source_Path.c_str(), ret);
+		gui_msg(Msg(msg::kError, "unpack_error=Error unpacking image."));
+		return std::string();
+	}
+	size_t pos = magisk_unpack_output.find(txt_to_find) + txt_to_find.size();
+	std::string ramdisk_format = magisk_unpack_output.substr(pos, magisk_unpack_output.size() - 1);
+	ramdisk_format.erase(std::remove(ramdisk_format.begin(), ramdisk_format.end(), '['), ramdisk_format.end());
+	ramdisk_format.erase(std::remove(ramdisk_format.begin(), ramdisk_format.end(), ']'), ramdisk_format.end());
+	ramdisk_format.erase(std::remove(ramdisk_format.begin(), ramdisk_format.end(), ' '), ramdisk_format.end());
+	ramdisk_format.erase(std::remove(ramdisk_format.begin(), ramdisk_format.end(), '\n'), ramdisk_format.end());
+	return ramdisk_format;
+}
+
+bool twrpRepacker::Repack_Image_And_Flash(const std::string& Target_Image, const struct Repack_Options_struct& Repack_Options) {
+	bool recompress = false;
+
+	if (!TWFunc::Path_Exists("/system/bin/magiskboot")) {
+		LOGERR("Image repacking tool not present in this TWRP build!");
+		return false;
+	}
+	DataManager::SetProgress(0);
+	TWPartition* part = PartitionManager.Find_Partition_By_Path("/boot");
+	if (part)
+		gui_msg(Msg("unpacking_image=Unpacking {1}...")(part->Get_Display_Name()));
+	else {
+		gui_msg(Msg(msg::kError, "unable_to_locate=Unable to locate {1}.")("/boot"));
+		return false;
+	}
+	if (!Backup_Image_For_Repack(part, REPACK_ORIG_DIR, Repack_Options.Backup_First, gui_lookup("repack", "Repack")))
+		return false;
+	DataManager::SetProgress(.25);
+	gui_msg(Msg("unpacking_image=Unpacking {1}...")(Target_Image));
+	image_ramdisk_format = Unpack_Image(Target_Image, REPACK_NEW_DIR, true);
+	if (image_ramdisk_format.empty())
+		return false;
+	DataManager::SetProgress(.5);
+	gui_msg(Msg("repacking_image=Repacking {1}...")(part->Get_Display_Name()));
+	std::string path = REPACK_NEW_DIR;
+	if (Repack_Options.Type == REPLACE_KERNEL) {
+		// When we replace the kernel, what we really do is copy the boot partition ramdisk into the new image's folder
+		if (TWFunc::copy_file(REPACK_ORIG_DIR "ramdisk.cpio", REPACK_NEW_DIR "ramdisk.cpio", 0644)) {
+			LOGERR("Failed to copy ramdisk\n");
+			return false;
+		}
+	} else if (Repack_Options.Type == REPLACE_RAMDISK) {
+		// Repack the ramdisk
+		if (TWFunc::copy_file(REPACK_NEW_DIR "ramdisk.cpio", REPACK_ORIG_DIR "ramdisk.cpio", 0644)) {
+			LOGERR("Failed to copy ramdisk\n");
+			return false;
+		}
+		path = REPACK_ORIG_DIR;
+	} else {
+		LOGERR("Invalid repacking options specified\n");
+		return false;
+	}
+	if (Repack_Options.Disable_Verity)
+		LOGERR("Disabling verity is not implemented yet\n");
+	if (Repack_Options.Disable_Force_Encrypt)
+		LOGERR("Disabling force encrypt is not implemented yet\n");
+	std::string command = "cd " + path + " && /system/bin/magiskboot repack ";
+	if (original_ramdisk_format != image_ramdisk_format) {
+		command = command + "-n ";
+		recompress = true;
+	}
+
+	command += path + "boot.img";
+
+	std::string orig_compressed_image(REPACK_ORIG_DIR);
+	orig_compressed_image += "ramdisk.cpio";
+	std::string copy_compressed_image(REPACK_ORIG_DIR);
+	copy_compressed_image += "ramdisk-1.cpio";
+
+	if (recompress) {
+		std::string compress_cmd = "/system/bin/magiskboot compress=" + image_ramdisk_format + " " + orig_compressed_image + " " + copy_compressed_image;
+		if (TWFunc::Exec_Cmd(compress_cmd) != 0) {
+			gui_msg(Msg(msg::kError, "repack_error=Error repacking image."));
+			return false;
+		}
+		std::rename(copy_compressed_image.c_str(), orig_compressed_image.c_str());
+	}
+
+	if (TWFunc::Exec_Cmd(command) != 0) {
+		gui_msg(Msg(msg::kError, "repack_error=Error repacking image."));
+		return false;
+	}
+
+	DataManager::SetProgress(.75);
+	std::string file = "new-boot.img";
+	DataManager::SetValue("tw_flash_partition", "/boot;");
+	if (!PartitionManager.Flash_Image(path, file)) {
+		LOGINFO("Error flashing new image\n");
+		return false;
+	}
+	DataManager::SetProgress(1);
+	TWFunc::removeDir(REPACK_ORIG_DIR, false);
+	if (part->Is_SlotSelect() && Repack_Options.Type == REPLACE_RAMDISK) {
+		LOGINFO("Switching slots to flash ramdisk to both partitions\n");
+		string Current_Slot = PartitionManager.Get_Active_Slot_Display();
+		if (Current_Slot == "A")
+			PartitionManager.Set_Active_Slot("B");
+		else
+			PartitionManager.Set_Active_Slot("A");
+		DataManager::SetProgress(.25);
+		if (!Backup_Image_For_Repack(part, REPACK_ORIG_DIR, Repack_Options.Backup_First, gui_lookup("repack", "Repack")))
+			return false;
+		if (TWFunc::copy_file(REPACK_NEW_DIR "ramdisk.cpio", REPACK_ORIG_DIR "ramdisk.cpio", 0644)) {
+			LOGERR("Failed to copy ramdisk\n");
+			return false;
+		}
+		path = REPACK_ORIG_DIR;
+		std::string command = "cd " + path + " && /system/bin/magiskboot repack ";
+
+		if (original_ramdisk_format != image_ramdisk_format) {
+			command = command + "-n ";
+			recompress = true;
+		}
+		command += path + "boot.img";
+
+		if (recompress) {
+			std::string compress_cmd = "/system/bin/magiskboot compress=" + image_ramdisk_format + " " + orig_compressed_image + " " + copy_compressed_image;
+			if (TWFunc::Exec_Cmd(compress_cmd) != 0) {
+				gui_msg(Msg(msg::kError, "repack_error=Error repacking image."));
+				return false;
+			}
+			std::rename(copy_compressed_image.c_str(), orig_compressed_image.c_str());
+		}
+
+		if (TWFunc::Exec_Cmd(command) != 0) {
+			gui_msg(Msg(msg::kError, "repack_error=Error repacking image."));
+			return false;
+		}
+
+		if (TWFunc::Exec_Cmd(command) != 0) {
+			gui_msg(Msg(msg::kError, "repack_error=Error repacking image."));
+			return false;
+		}
+		DataManager::SetProgress(.75);
+		std::string file = "new-boot.img";
+		DataManager::SetValue("tw_flash_partition", "/boot;");
+		if (!PartitionManager.Flash_Image(path, file)) {
+			LOGINFO("Error flashing new image\n");
+			return false;
+		}
+		DataManager::SetProgress(1);
+		TWFunc::removeDir(REPACK_ORIG_DIR, false);
+		PartitionManager.Set_Active_Slot(Current_Slot);
+	}
+	TWFunc::removeDir(REPACK_NEW_DIR, false);
+	return true;
+}